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Side-by-side financial comparison of Apellis Pharmaceuticals, Inc. (APLS) and ASTRONICS CORP (ATRO). Click either name above to swap in a different company.

ASTRONICS CORP is the larger business by last-quarter revenue ($240.1M vs $199.9M, roughly 1.2× Apellis Pharmaceuticals, Inc.). On growth, ASTRONICS CORP posted the faster year-over-year revenue change (15.1% vs -5.9%). ASTRONICS CORP produced more free cash flow last quarter ($15.8M vs $-14.3M). Over the past eight quarters, ASTRONICS CORP's revenue compounded faster (13.9% CAGR vs 7.7%).

Apellis Pharmaceuticals is a clinical-stage biopharmaceutical company focused on developing targeted therapies that modulate the complement system to address serious unmet medical needs. Its core products target ophthalmic conditions like geographic atrophy secondary to age-related macular degeneration, as well as rare hematological and autoimmune disorders, with primary operations in the United States and European markets.

Astronics Corporation is an American aerospace electronics corporation founded in 1968, headquartered in East Aurora, New York. It is traded on NASDAQ as Nasdaq: ATRO. It is known for lighting and electronics integrations on military, commercial, and business aircraft and semiconductor test systems.

APLS vs ATRO — Head-to-Head

Bigger by revenue
ATRO
ATRO
1.2× larger
ATRO
$240.1M
$199.9M
APLS
Growing faster (revenue YoY)
ATRO
ATRO
+21.1% gap
ATRO
15.1%
-5.9%
APLS
More free cash flow
ATRO
ATRO
$30.1M more FCF
ATRO
$15.8M
$-14.3M
APLS
Faster 2-yr revenue CAGR
ATRO
ATRO
Annualised
ATRO
13.9%
7.7%
APLS

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
APLS
APLS
ATRO
ATRO
Revenue
$199.9M
$240.1M
Net Profit
$-59.0M
Gross Margin
33.3%
Operating Margin
-25.6%
14.8%
Net Margin
-29.5%
Revenue YoY
-5.9%
15.1%
Net Profit YoY
-62.2%
EPS (diluted)
$-0.40
$0.82

Green = leading value per metric. Periods may differ when fiscal calendars don't align.

8-Quarter Revenue & Profit Trend

Side-by-side quarterly history. Quarters aligned by calendar period so offset fiscal years line up.

Revenue
APLS
APLS
ATRO
ATRO
Q4 25
$199.9M
$240.1M
Q3 25
$458.6M
$211.4M
Q2 25
$178.5M
$204.7M
Q1 25
$166.8M
$205.9M
Q4 24
$212.5M
$208.5M
Q3 24
$196.8M
$203.7M
Q2 24
$199.7M
$198.1M
Q1 24
$172.3M
$185.1M
Net Profit
APLS
APLS
ATRO
ATRO
Q4 25
$-59.0M
Q3 25
$215.7M
$-11.1M
Q2 25
$-42.2M
$1.3M
Q1 25
$-92.2M
$9.5M
Q4 24
$-36.4M
Q3 24
$-57.4M
$-11.7M
Q2 24
$-37.7M
$1.5M
Q1 24
$-66.4M
$-3.2M
Gross Margin
APLS
APLS
ATRO
ATRO
Q4 25
33.3%
Q3 25
30.5%
Q2 25
25.8%
Q1 25
29.5%
Q4 24
29.8%
Q3 24
27.1%
Q2 24
28.0%
Q1 24
25.7%
Operating Margin
APLS
APLS
ATRO
ATRO
Q4 25
-25.6%
14.8%
Q3 25
48.7%
10.9%
Q2 25
-18.6%
2.3%
Q1 25
-50.0%
6.4%
Q4 24
-12.3%
4.3%
Q3 24
-24.0%
4.1%
Q2 24
-14.7%
3.8%
Q1 24
-36.0%
0.9%
Net Margin
APLS
APLS
ATRO
ATRO
Q4 25
-29.5%
Q3 25
47.0%
-5.2%
Q2 25
-23.6%
0.6%
Q1 25
-55.3%
4.6%
Q4 24
-17.1%
Q3 24
-29.2%
-5.8%
Q2 24
-18.9%
0.8%
Q1 24
-38.5%
-1.7%
EPS (diluted)
APLS
APLS
ATRO
ATRO
Q4 25
$-0.40
$0.82
Q3 25
$1.67
$-0.31
Q2 25
$-0.33
$0.04
Q1 25
$-0.74
$0.26
Q4 24
$-0.30
$-0.07
Q3 24
$-0.46
$-0.34
Q2 24
$-0.30
$0.04
Q1 24
$-0.54
$-0.09

Balance Sheet & Financial Strength

Snapshot of each company's liquidity, leverage and book value from the latest quarter.

Metric
APLS
APLS
ATRO
ATRO
Cash + ST InvestmentsLiquidity on hand
$466.2M
$18.2M
Total DebtLower is stronger
Stockholders' EquityBook value
$370.1M
$140.1M
Total Assets
$1.1B
$706.7M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
APLS
APLS
ATRO
ATRO
Q4 25
$466.2M
$18.2M
Q3 25
$479.2M
$13.5M
Q2 25
$370.0M
$13.5M
Q1 25
$358.4M
$24.8M
Q4 24
$411.3M
$9.3M
Q3 24
$396.9M
$5.2M
Q2 24
$360.1M
$2.9M
Q1 24
$325.9M
$5.3M
Total Debt
APLS
APLS
ATRO
ATRO
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
Q3 24
Q2 24
Q1 24
$93.1M
Stockholders' Equity
APLS
APLS
ATRO
ATRO
Q4 25
$370.1M
$140.1M
Q3 25
$401.2M
$108.9M
Q2 25
$156.3M
$271.6M
Q1 25
$164.2M
$266.8M
Q4 24
$228.5M
$256.1M
Q3 24
$237.1M
$249.2M
Q2 24
$264.3M
$257.9M
Q1 24
$266.7M
$251.7M
Total Assets
APLS
APLS
ATRO
ATRO
Q4 25
$1.1B
$706.7M
Q3 25
$1.1B
$682.2M
Q2 25
$821.4M
$646.7M
Q1 25
$807.3M
$662.2M
Q4 24
$885.1M
$648.8M
Q3 24
$901.9M
$651.6M
Q2 24
$904.5M
$644.9M
Q1 24
$831.9M
$630.0M
Debt / Equity
APLS
APLS
ATRO
ATRO
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
Q3 24
Q2 24
Q1 24
0.35×

Cash Flow & Capital Efficiency

How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.

Metric
APLS
APLS
ATRO
ATRO
Operating Cash FlowLast quarter
$-14.2M
$27.6M
Free Cash FlowOCF − Capex
$-14.3M
$15.8M
FCF MarginFCF / Revenue
-7.1%
6.6%
Capex IntensityCapex / Revenue
0.1%
4.9%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$45.0M
$43.1M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
APLS
APLS
ATRO
ATRO
Q4 25
$-14.2M
$27.6M
Q3 25
$108.5M
$34.2M
Q2 25
$4.4M
$-7.6M
Q1 25
$-53.4M
$20.6M
Q4 24
$19.4M
$26.4M
Q3 24
$34.1M
$8.4M
Q2 24
$-8.3M
$-6.3M
Q1 24
$-133.0M
$2.0M
Free Cash Flow
APLS
APLS
ATRO
ATRO
Q4 25
$-14.3M
$15.8M
Q3 25
$108.3M
$21.0M
Q2 25
$4.4M
$-12.2M
Q1 25
$-53.4M
$18.5M
Q4 24
$19.3M
$23.2M
Q3 24
$6.5M
Q2 24
$-8.4M
$-8.1M
Q1 24
$-133.3M
$439.0K
FCF Margin
APLS
APLS
ATRO
ATRO
Q4 25
-7.1%
6.6%
Q3 25
23.6%
9.9%
Q2 25
2.5%
-6.0%
Q1 25
-32.0%
9.0%
Q4 24
9.1%
11.1%
Q3 24
3.2%
Q2 24
-4.2%
-4.1%
Q1 24
-77.3%
0.2%
Capex Intensity
APLS
APLS
ATRO
ATRO
Q4 25
0.1%
4.9%
Q3 25
0.0%
6.2%
Q2 25
0.0%
2.2%
Q1 25
0.0%
1.0%
Q4 24
0.0%
1.5%
Q3 24
0.0%
0.9%
Q2 24
0.0%
0.9%
Q1 24
0.2%
0.9%
Cash Conversion
APLS
APLS
ATRO
ATRO
Q4 25
Q3 25
0.50×
Q2 25
-5.81×
Q1 25
2.17×
Q4 24
Q3 24
Q2 24
-4.08×
Q1 24

Financial Flow Comparison

Revenue → gross profit → operating profit → net profit for each company.

Revenue Breakdown by Segment

APLS
APLS

Syfovre$155.2M78%
Empaveli Pegcetacoplan$35.1M18%
Licensing And Other Revenue$9.6M5%

ATRO
ATRO

Product Line Electrical Power And Motion$113.8M47%
Product Line Avionics$32.0M13%
Military Aircraft$28.0M12%
General Aviation$22.3M9%
Government And Defense$20.5M9%
Product Line Systems Certification$13.2M6%
Product Line Structures$3.7M2%
Product Line Other$2.3M1%

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